2772455875 has 64 divisors (see below), whose sum is σ = 4093689600. Its totient is φ = 1835136000.

The previous prime is 2772455869. The next prime is 2772455879. The reversal of 2772455875 is 5785542772.

It is a happy number.

It is not a de Polignac number, because 2772455875 - 2⁷ = 2772455747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2772455879) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3910021 + ... + 3910729.

It is an arithmetic number, because the mean of its divisors is an integer number (63963900).

Almost surely, 2^2772455875 is an apocalyptic number.

2772455875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2772455875 is a deficient number, since it is larger than the sum of its proper divisors (1321233725).

2772455875 is a wasteful number, since it uses less digits than its factorization.

2772455875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881 (or 871 counting only the distinct ones).

The product of its digits is 5488000, while the sum is 52.

The square root of 2772455875 is about 52654.1154611869. The cubic root of 2772455875 is about 1404.8228015784.

The spelling of 2772455875 in words is "two billion, seven hundred seventy-two million, four hundred fifty-five thousand, eight hundred seventy-five".